packer-cn/post-processor/vagrant/digitalocean.go

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package vagrant
import (
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"bytes"
"fmt"
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"github.com/hashicorp/packer/packer"
"strings"
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"text/template"
)
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type digitalOceanVagrantfileTemplate struct {
Image string ""
Region string ""
}
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type DigitalOceanProvider struct{}
func (p *DigitalOceanProvider) KeepInputArtifact() bool {
return true
}
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func (p *DigitalOceanProvider) Process(ui packer.Ui, artifact packer.Artifact, dir string) (vagrantfile string, metadata map[string]interface{}, err error) {
// Create the metadata
metadata = map[string]interface{}{"provider": "digital_ocean"}
// Determine the image and region...
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tplData := &digitalOceanVagrantfileTemplate{}
parts := strings.Split(artifact.Id(), ":")
if len(parts) != 2 {
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err = fmt.Errorf("Poorly formatted artifact ID: %s", artifact.Id())
return
}
tplData.Region = parts[0]
tplData.Image = parts[1]
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// Build up the Vagrantfile
var contents bytes.Buffer
t := template.Must(template.New("vf").Parse(defaultDigitalOceanVagrantfile))
err = t.Execute(&contents, tplData)
vagrantfile = contents.String()
return
}
var defaultDigitalOceanVagrantfile = `
Vagrant.configure("2") do |config|
config.vm.provider :digital_ocean do |digital_ocean|
digital_ocean.image = "{{ .Image }}"
digital_ocean.region = "{{ .Region }}"
end
end
`